AHMED, J. .; ABDULLAHI , S. A. .; OLALERE, . M. .; AIMUFUA, G. I. O. .; AJAYI, B. A. .; ARI, M. A. Machine Learning in Financial Security: Performance Evaluation of Fraud Detection Models for POS Operators in Nasarawa Town. International Journal of Science for Global Sustainability, [S. l.], v. 12, n. 1, p. 95–102, 2026. DOI: 10.57233/ijsgs.v12i1.1016. Disponível em: https://fugus-ijsgs.com.ng/index.php/ijsgs/article/view/1016. Acesso em: 21 aug. 2026.